Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - https://web.archive.org/web/20141223205439/http://www.athensvoice.gr/the-paper/category/%CF%83%CF%84%CE%AE%CE%BB%CE%B5%CF%82/%CE%B7-%CE%BA%CF%8C%CE%BA%CE%BA%CE%B9%CE%BD%CE%B7-%CE%B3%CF%81%CE%B1%CE%BC%CE%BC%CE%AE